code: def postProcess(value):
      return value
  
file_path: essentia/src/python/essentia/extractor/average_loudness.py
imports: import essentia
  import numpy
  import sys
  from math import *
  from essentia import INFO
  from squeezeInto import squeezeInto
  from essentia.essentia_extractor import descriptorNames
  from essentia.progress import Progress
label_desc: Use image node_id 2 for calling a global function with example usage: postProcess(value) and returns: value